#include "pop.h"

void pop(list *s, int lcdp[][800])
{
	if (s->posi <= 0 || s->len <= 1)
	{
		printf("已为最初时状态 s->posi:%d\n", s->posi);
		return;
	}
	if (s->posi == s->len)
	{
		s->posi--;
	}
	memcpy(lcdp, s->top[--s->posi].rec, 480 * 750 * sizeof(int));
}